<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>title</title>
    <style>
    table{margin: 0 auto;width: 30%;margin-top: 20px;}
    table tr td{width: 60%;}
    table th{text-align: right;width: 40%;}
    .anniu{padding-left: 30%;}
    .button {  font-size:12px;line-height:22px;Height:26px;Width:60px;  }
    </style>
</head>
<body>
<form method="post">
    <table>
       <tr><th>用户名：</th><td><input type="text" name="username" /></td></tr>
        <tr><th>密码：</th><td><input type="password" name="passsword" /></td></tr>
        <tr><td colspan="2" class="anniu"><input type="submit" value="登录" class="button"  />
                <input type="reset" value="重新填写" class="button"  /></td></tr>
    </table>
</form>
</body>
</html>